# Erel vs Tree

The clearest difference is price: Erel at Free against Tree's $0.99. Erel also leads on iOS requirement (15.1 vs 17.6). Tree's advantage is ads (none vs shown) and update cadence (every 8 days vs every 6 months). On in-app purchases and device support there is nothing between them.

Erel is free to download; Tree costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Erel ships an update every 6 months, Tree every 8 days. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Erel | Tree |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 8 days** |
| Best chart rank | — | **#190** |
| Size | 40 MB | 4 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Odilah Tech LLC](https://appshunter.io/developer/1694199468) | [绪 陈](https://appshunter.io/developer/1753833484) |

## What reviewers say

### Erel

[App page](https://appshunter.io/ios/app/erel/id6744045418)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tree

[App page](https://appshunter.io/ios/app/tree-meta-data-for-indexing/id6757470237)

**Currently charting:** #190 Top Paid · Productivity (US App Store)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Erel free?

Erel is free to download, with no in-app purchases.

### Is Tree free?

Tree costs $0.99, with no in-app purchases.

### Do Erel or Tree have ads?

Erel shows ads; Tree does not.

### Which is updated more often, Erel or Tree?

Erel ships an update every 6 months, and Tree every 8 days. Most recently, Erel was updated on October 10, 2026 and Tree on October 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*